Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857455 | Method for the determination of peroxidase using fluorogenic substrates | Pyare Khanna, Edwin F. Ullman | 1989-08-15 |
| 4830786 | Squaraine dyes | John Pease, Thomas L. Tarnowski, Donald E. Berger, Jr., Chun-Hua Chuang | 1989-05-16 |